Natalie Trundy
as Dr. Stephanie Branton/Stevie
Jason Evers
as E-2
Harry Lauter
as General Winthrop
Roy E. Glenn Sr.
as Lawyer
Peter Forster
as Cardinal
William Woodson
as Naval Officer
Tom Lowell
as Orderly
Gene Whittington
as Marine Captain
Donald Elson
as Curator
Army Archerd
as Referee
Bill Bonds
as TV Newscaster
James Bacon
as General Faulkner
John Alderman
as Marine Corporal (uncredited)
Stephen Roberts
as General Brody (uncredited)